Precautions with regard to safetyENGLISH - 9 ImportantInformationIn order to get the best picture qualityDraw curtains or blinds over any windows and turn offany lights near the screen to prevent outside light orlight from indoor lamps from shining onto the screen.Do not touch the surfaces of the lens with your barehands.If the surface of the lens becomes dirty fromfingerprints or anything else, this will be magnifiedand projected onto the screen.Liquid crystal panelDo not project the same image for long periods oftime, as this may remain as an afterimage on theliquid crystal panel.The liquid crystal panel of the projector is built withvery high precision technology to provide fine picturedetails. Occasionally, a few stuck pixels may appearon the screen as fixed points of blue, green or red. Itis recommended to switch off the projector once andtry after 1hour later again. Please note that this doesnot affect the performance of your LCD.ScreenDo not apply any volatile substances which maycause discoloration to the screen, and do not let itbecome dirty or damaged.The projector has a high pressure mercury lamp andthat is characterized as follows.The brightness of the lamp depends on the durationof use.The lamp may explode or shorten the lamp life byshocks or chipping damage.The lamp may explode only occasionally after usingthe projector.The lamp may explode if using the projector after theinstructed lamp replacement timing.The lamp life is depends on individual lampcharacteristics, usage condition and the installationenvironment. Especially the consecutive use of theprojector for more than 10 hours, or the frequentswitching on or off may greatly affect on the lamp life.Optical componentsIf you use the projector consecutively 6 hours everyday, the optical components may need to be replacedin less than 1 year.Make sure the following accessories are provided with your projector.Cautions on useAccessoriesRemote control*PT-LB51NTU :N2QAYB000169 (X1)PT-LB51U /PT-LB51SU :N2QAYB000172 (X1)*The illustration above is the remotecontrol unit for the PT-LB51NTU.Power cord (x1)TXFSX02QHRZAA batteries forRemote control (x2)RGB signal cable (x1)[1.8 m (5’ 10”),K1HA15DA0002 x1]Carrying bag (x1)(TPEP018)CD-ROM* (x1)TQBH9009*PT-LB51NTU onlyAUTOSETUPINPUTSELECTCOMPUTER WIRELESS VIDEOWIRELESSPRESENTATION PAGEMENUENTERFREEZE SHUTTERCOMPUTERSEARCHDEFAULT INDEX-WINDOWMULTI-LIVEDIGITAL ZOOM VOLUMERETURN